Let's not be too pedantic. Unless there's some kind of obfuscation/puzzle involved, usually when people say things about not wanting a loop, they usually mean they don't want to break up their code by a loop statement. I think grep in an expression is highly likely to be the desired answer.

In reply to Re^3: Checking if all the key values are same in an Array by ysth
in thread Checking if all the key values are same in an Array by perl_devel

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